1 2011-01-25 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/47265
4 PR tree-optimization/47443
5 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
6 if name still has some uses.
8 2011-01-25 Martin Jambor <mjambor@suse.cz>
10 PR tree-optimization/47382
11 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
12 (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
14 2011-01-25 Joel Sherrill <joel.sherrill@oarcorp.com>
16 * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
17 sjlj_except_unwind_info.
19 2011-01-25 Richard Guenther <rguenther@suse.de>
21 PR tree-optimization/47426
22 * tree-ssa-structalias.c (ipa_pta_execute): Make externally
23 visible functions results escape.
25 2011-01-25 Jakub Jelinek <jakub@redhat.com>
28 * config/arm/arm.c (any_sibcall_uses_r3): New function.
29 (arm_get_frame_offsets): Use it.
31 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
32 Jakub Jelinek <jakub@redhat.com>
34 PR tree-optimization/47271
35 * tree-if-conv.c (bb_postdominates_preds): New.
36 (if_convertible_bb_p): Call bb_postdominates_preds.
37 (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
38 (predicate_scalar_phi): Call bb_postdominates_preds.
40 2011-01-25 Nick Clifton <nickc@redhat.com>
42 * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
43 * config/rx/rx.c (rx_function_value): Likewise.
44 (rx_promote_function_mode): Likewise.
45 (gen_safe_add): Place an outsized immediate value inside an UNSPEC
46 in order to make it legitimate.
47 * config/rx/rx.md (adddi3_internal): If the second operand is a
48 MEM make sure that the first operand is the same as the result
50 (addsi3_unspec): Delete.
51 (subdi3): Do not accept immediate operands.
52 (subdi3_internal): Likewise.
54 2011-01-25 Jeff Law <law@redhat.com>
56 PR rtl-optimization/37273
57 * ira-costs.c (scan_one_insn): Detect constants living in memory and
58 handle them like argument loads from stack slots. Do not double
59 count memory for memory constants and argument loads from stack slots.
61 2011-01-25 Jakub Jelinek <jakub@redhat.com>
63 PR tree-optimization/47427
64 PR tree-optimization/47428
65 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
66 coalesce if the new root var would be TREE_READONLY.
68 2011-01-25 Richard Guenther <rguenther@suse.de>
71 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
72 correct type for TBAA.
74 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
76 * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
77 (close_phi_written_to_memory): Call for_each_index with
78 dr_indices_valid_in_loop.
80 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
82 * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
83 when it is initialized.
85 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
87 * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
88 call to graphite_find_data_references_in_stmt.
89 * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
90 (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update
91 call to graphite_find_data_references_in_stmt.
92 (analyze_drs_in_stmts): Same.
93 * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
94 in which the scalar analysis of indices is performed.
95 (create_data_ref): Same. Update call to dr_analyze_indices.
96 (find_data_references_in_stmt): Update call to create_data_ref.
97 (graphite_find_data_references_in_stmt): Same.
98 * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
100 (create_data_ref): Same.
101 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
102 call to create_data_ref.
104 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
106 * graphite-sese-to-poly.c (build_poly_scop): Move
107 rewrite_commutative_reductions_out_of_ssa before
108 find_scop_parameters.
110 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
112 * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
113 VAR_DECL, PARM_DECL, and RESULT_DECL.
115 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-dependences.c (reduction_dr_1): Allow several reductions
119 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
120 that have already been marked as PBB_IS_REDUCTION.
122 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
124 * graphite-scop-detection.c (same_close_phi_node): New.
125 (remove_duplicate_close_phi): New.
126 (make_close_phi_nodes_unique): New.
127 (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
129 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
131 * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
132 * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
133 of both data references to be the same.
135 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
137 * graphite-dependences.c (build_lexicographical_constraint): Remove the
139 (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
140 (dependence_polyhedron): Same.
141 (graphite_legal_transform_dr): Same.
142 (graphite_carried_dependence_level_k): Same.
143 * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
144 * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
146 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-sese-to-poly.c
149 (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
150 (close_phi_written_to_memory): New.
151 (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
154 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
156 * doc/install.texi: Update the expected version number of PPL to 0.11.
157 * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
158 #if PPL_VERSION_MINOR < 11.
160 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
162 * graphite-dependences.c: Include graphite-cloog-util.h.
163 (new_poly_ddr): Inlined into dependence_polyhedron.
164 (free_poly_ddr): Moved close by new_poly_ddr.
165 (dependence_polyhedron_1): Renamed dependence_polyhedron.
166 Early return NULL when ppl_powerset_is_empty returns true.
167 (dependence_polyhedron): Renamed new_poly_ddr. Call only once
168 poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty.
169 (graphite_legal_transform_dr): Call new_poly_ddr.
170 (graphite_carried_dependence_level_k): Same.
171 (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr.
172 (dot_transformed_deps_stmt_1): Removed.
173 (dot_deps_stmt_1): Call dot_deps_stmt_2.
174 (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr.
175 (dot_deps_1): Call dot_deps_2.
176 * Makefile.in (graphite-dependences.o): Add missing dependence on
177 graphite-cloog-util.h.
179 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
181 * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
182 (build_lexicographical_constraint): Same.
183 (dependence_polyhedron_1): Same.
184 (graphite_legal_transform_dr): Same.
185 (graphite_carried_dependence_level_k): Same.
186 * graphite-ppl.c (ppl_powerset_is_empty): New.
187 * graphite-ppl.h (ppl_powerset_is_empty): Declared.
188 * tree-data-ref.c (dump_data_reference): Print the basic block index.
190 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
192 * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
193 the "a followed by b" relation and document it.
195 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
197 * graphite-dependences.c (build_lexicographical_constraint): Stop the
198 iteration when the bag of constraints is empty.
200 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
202 * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
204 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
206 * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
207 nest and two loop depths as parameters.
208 (lst_try_interchange_loops): Call lst_interchange_profitable_p after
211 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
213 * graphite-dependences.c (print_pddr): Call
214 ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
216 2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
218 * graphite-ppl.c (debug_gmp_value): New.
219 * graphite-ppl.h (debug_gmp_value): Declared.
221 2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>
223 * doc/install.texi: Document availability of cloog-0.16.
225 2011-01-25 Vladimir Kargov <kargov@gmail.com>
227 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
228 invalid postdominance info.
230 2011-01-24 Jan Hubicka <jh@suse.cz>
233 * doc/extend.texi (weak pragma): Drop claim that it must
234 appear before definition.
235 * varasm.c (merge_weak, declare_weak): Only sanity check
236 that DECL is not output at a time it is declared weak.
238 2011-01-24 Kenneth Zadeck <zadeck@naturalbridge.com>
240 * machmode.def: Fixed comments.
242 2011-01-24 Kai Tietz <kai.tietz@onevision.com>
244 * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
246 2011-01-24 Paul Koning <ni1d@arrl.net>
248 * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
251 2011-01-24 H.J. Lu <hongjiu.lu@intel.com>
254 * config/i386/i386.c: Include sbitmap.h and fibheap.h.
255 (block_info): Add scanned and prev.
256 (move_or_delete_vzeroupper_2): Return if the basic block
257 has been scanned and the upper 128bit state is unchanged
259 (move_or_delete_vzeroupper_1): Return true if the exit
261 (move_or_delete_vzeroupper): Visit basic blocks using the
262 work-list based algorithm based on vt_find_locations in
265 * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
267 2011-01-24 Nick Clifton <nickc@redhat.com>
269 * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
270 * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
271 -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified
272 then define __v850e1__.
273 * doc/invoke.texi: Document -mv850es.
275 2011-01-24 Richard Henderson <rth@redhat.com>
277 * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
278 compound unordered comparisons.
279 * config/rx/rx.c (rx_split_fp_compare): Remove.
280 * config/rx/rx-protos.h: Update.
281 * config/rx/rx.md (gcc_conds, rx_conds): Remove.
282 (cbranchsf4): Don't call rx_split_fp_compare.
283 (*cbranchsf4): Use rx_split_cbranch.
284 (*cmpsf): Don't accept "i" constraint.
285 (*conditional_branch): Only valid after reload.
286 (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare.
288 2011-01-24 Michael Meissner <meissner@linux.vnet.ibm.com>
291 * config/rs6000/altivec.md (vector constant splitters): Add
292 support for creating vector single precision constants if -mvsx is
293 used and we would create the constant using Altivec primitives.
295 2011-01-23 Bernd Schmidt <bernds@codesourcery.com>
296 Richard Sandiford <rdsandiford@googlemail.com>
298 PR rtl-optimization/47166
299 * reload1.c (emit_reload_insns): Disable the spill_reg_store
300 mechanism for PRE_MODIFY and POST_MODIFY.
301 (inc_for_reload): For PRE_MODIFY, return the insn that sets the
304 2011-01-23 Andreas Schwab <schwab@linux-m68k.org>
306 * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
308 2011-01-22 Jan Hubicka <jh@suse.cz>
311 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
313 2011-01-22 Jan Hubicka <jh@suse.cz>
315 PR tree-optimization/43884
317 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
318 * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
320 2011-01-22 Anatoly Sokolov <aesok@post.ru>
322 * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
323 * config/s390/s390.c (s390_register_move_cost,
324 s390_memory_move_cost): New.
325 (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
327 2011-01-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
330 * except.c (sjlj_assign_call_site_values): Move setting the
331 crtl->uses_eh_lsda flag to ...
332 (sjlj_mark_call_sites): ... here.
333 (sjlj_emit_function_enter): Support NULL dispatch label.
334 (sjlj_build_landing_pads): In a function with no landing pads
335 that still has must-not-throw regions, generate code to register
336 a personality function with empty LSDA.
338 2011-01-21 Richard Henderson <rth@redhat.com>
340 * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
342 * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
344 * compare-elim.c: New file.
345 * Makefile.in (OBJS-common): Add it.
346 (compare-elim.o): New.
347 * common.opt (fcompare-elim): New.
348 * opts.c (default_options_table): Add OPT_fcompare_elim.
349 * tree-pass.h (pass_compare_elim_after_reload): New.
350 * passes.c (init_optimization_passes): Add it.
351 * recog.h: Protect against re-inclusion.
352 * target.def (TARGET_FLAGS_REGNUM): New POD hook.
353 * doc/invoke.texi (-fcompare-elim): Document it.
354 * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
355 * doc/tm.texi: Rebuild.
357 2011-01-22 Nick Clifton <nickc@redhat.com>
359 * config/rx/rx.md (cstoresf4): Pass comparison operator to
362 2011-01-22 Nick Clifton <nickc@redhat.com>
364 * config/rx/rx.md (UNSPEC_CONST): New.
365 (deallocate_and_return): Wrap the amount popped off the stack in
366 an UNSPEC_CONST in order to stop it being rejected by
368 (pop_and_return): Add a "(return)" rtx.
369 (call): Drop the immediate operand.
370 (call_internal): Likewise.
371 (call_value): Likewise.
372 (call_value_internal): Likewise.
373 (sibcall_internal): Likewise.
374 (sibcall_value_internal): Likewise.
375 (sibcall): Likewise. Generate an explicit call using
377 (sibcall_value): Likewise.
378 (mov<>): FAIL if a constant operand is not legitimate.
379 (addsi3_unpsec): New pattern.
381 * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
383 (ok_for_max_constant): New function.
384 (gen_safe_add): New function.
385 (rx_expand_prologue): Use gen_safe_add.
386 (rx_expand_epilogue): Likewise.
387 (rx_is_legitimate_constant): Use ok_for_max_constant. Handle
390 2011-01-21 Jeff Law <law@redhat.com>
392 PR tree-optimization/47053
393 * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
394 (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
395 statements are deleted.
396 (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP
397 is nonempty, then purge dead edges and cleanup the CFG.
399 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
403 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
405 * tree-dfa.c (create_var_ann): Mark variable as used.
407 2011-01-21 Jakub Jelinek <jakub@redhat.com>
410 * except.c (convert_to_eh_region_ranges): Emit queued no-region
411 notes from other section in hot/cold partitioning even if
412 last_action is -3. Increment call_site_base.
414 PR rtl-optimization/47366
415 * fwprop.c (forward_propagate_into): Return bool. If
416 any changes are made, -fnon-call-exceptions is used and
417 REG_EH_REGION note is present, call purge_dead_edges
418 and return true if it purged anything.
419 (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
420 any EH edges were purged.
422 2011-01-21 Jeff Law <law@redhat.com>
424 PR rtl-optimization/41619
425 * caller-save.c (setup_save_areas): Break out code to determine
426 which hard regs are live across calls by examining the reload chains
427 so that it is always used.
428 Eliminate code which checked REG_N_CALLS_CROSSED.
430 2011-01-21 Jakub Jelinek <jakub@redhat.com>
432 PR tree-optimization/47355
433 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
434 NOP has non-debug uses beyond PHIs in new_bb.
436 2011-01-21 Alexandre Oliva <aoliva@redhat.com>
439 * cfgexpand.c (account_used_vars_for_block): Only account vars
440 that are annotated as used.
441 (estimated_stack_frame_size): Don't set TREE_USED.
442 * tree-dfa.c (create_var_ann): Mark variable as used.
444 2011-01-21 Richard Guenther <rguenther@suse.de>
447 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
449 2011-01-21 Richard Guenther <rguenther@suse.de>
451 PR tree-optimization/47365
452 * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
453 (vn_reference_lookup_pieces): Adjust.
454 (vn_reference_lookup): Likewise.
455 * tree-ssa-sccvn.c (vn_walk_kind): New static global.
456 (vn_reference_lookup_3): Only look through kills if in
458 (vn_reference_lookup_pieces): Adjust.
459 (vn_reference_lookup): Likewise.
460 (visit_reference_op_load): Likewise.
461 (visit_reference_op_store): Likewise.
462 * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
463 (compute_avail): Likewise.
464 (eliminate): Likewise.
466 2011-01-21 Jakub Jelinek <jakub@redhat.com>
468 * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
469 DECL_IGNORED_P non-reg vars if they are used.
471 PR tree-optimization/47391
472 * varpool.c (const_value_known_p): Return false if
475 2011-01-21 Kai Tietz <kai.tietz@onevision.com>
478 * config/i386/i386.c (ix86_local_alignment): Handle
479 case for va_list_type_node is nil.
480 (ix86_canonical_va_list_type): Likewise.
482 2011-01-21 Alan Modra <amodra@gmail.com>
484 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
485 builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
487 2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
489 * config/arm/arm.md (define_attr type): Rename f_load
490 and f_store to f_fpa_load and f_fpa_store. Update.
491 (write_conflict): Deal with rename fallout.
492 (*push_fp_multi): Likewise.
493 * config/arm/fpa.md (f_load): Use f_fpa_load.
494 (f_store): Use f_fpa_store.
495 (*movsf_fpa): Likewise.
496 (*movdf_fpa): Likewise.
497 (*movxf_fpa): Likewise.
498 (*thumb2_movsf_fpa): Likewise.
499 (*thumb2_movdf_fpa): Likewise.
500 (*thumb2_movxf_fpa): Likewise.
501 * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
502 f_loadd and f_stored.
503 (*thumb2_movdi_vfp): Likewise.
504 (*thumb2_movsf_vfp): Fix attribute to f_loads.
505 (*thumb2_movsi_vfp): Likewise.
506 * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
507 Use f_loads instead of f_load.
508 * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
510 2011-01-20 Anatoly Sokolov <aesok@post.ru>
512 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
513 * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
514 * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
515 (xtensa_mode_dependent_address_p): New function.
516 (constantpool_address_p): Make static. Change return type to bool.
517 Change argument type to const_rtx. Use CONST_INT_P predicate.
519 2011-01-20 Alexandre Oliva <aoliva@redhat.com>
522 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
524 2011-01-20 Jakub Jelinek <jakub@redhat.com>
527 * cfgexpand.c (expand_debug_expr): Instead of generating
528 (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
531 2011-01-20 Richard Guenther <rguenther@suse.de>
534 * tree-inline.c (remap_gimple_op_r): Recurse manually for
535 the pointer operand of MEM_REFs.
537 2011-01-20 Jakub Jelinek <jakub@redhat.com>
539 PR tree-optimization/46130
540 * ipa-split.c (consider_split): If return_bb contains non-virtual
541 PHIs other than for retval or if split_function would not adjust it,
544 2011-01-20 Richard Guenther <rguenther@suse.de>
546 PR tree-optimization/47167
547 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
548 Revert previous change, only avoid enumeral type changes.
550 2011-01-19 Dodji Seketeli <dodji@redhat.com>
553 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
554 (gen_scheduled_generic_parms_dies): New functions.
555 (gen_struct_or_union_type_die): Schedule template parameters DIEs
556 generation for the end of CU compilation.
557 (dwarf2out_finish): Generate template parameters DIEs here.
559 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
562 * tree-into-ssa.c (maybe_register_def): Do not attempt to add
563 debug bind stmt on merge edges.
565 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
569 * function.c (instantiate_expr): Instantiate incoming rtl of
570 implicit arguments, and recurse on VALUE_EXPRs.
571 (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
572 * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
574 2011-01-19 Alexandre Oliva <aoliva@redhat.com>
576 * c-parser.c (c_parser_for_statement): Initialize
577 collection_expression.
579 2011-01-19 Joseph Myers <joseph@codesourcery.com>
581 * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
583 2011-01-19 Joseph Myers <joseph@codesourcery.com>
585 * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
586 (LINK_SHLIB_SPEC): Don't use %(link_path).
587 (SUBTARGET_EXTRA_SPECS): Remove link_path.
589 2011-01-19 Joseph Myers <joseph@codesourcery.com>
591 * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
592 (NO_SHARED_LIB_SUPPORT): Remove.
593 (LINK_SHLIB_SPEC): Remove one conditional definition.
595 2011-01-19 Joseph Myers <joseph@codesourcery.com>
597 * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
599 * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
600 * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
601 * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
602 %{call_shared} and conditionals on these options not being passed.
603 * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
606 2011-01-19 Jakub Jelinek <jakub@redhat.com>
608 * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
611 * ipa-split.c: Spelling fixes.
613 2011-01-19 Richard Henderson <rth@redhat.com>
615 * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
618 * longlong.h [__mn10300__] (count_leading_zeros): New.
619 [__mn10300__] (umul_ppmm, smul_ppmm): New.
620 [__mn10300__] (add_ssaaaa, subddmmss): New.
621 [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
622 [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
624 2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
626 * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
628 2011-01-19 Richard Henderson <rth@redhat.com>
630 * config/mn10300/mn10300.md (addsi3_flags): New.
631 (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
632 (subsi3_flags, subc_internal, subdi3): New.
633 (subdi3_internal, *subdi3_degenerate): New.
634 * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
636 * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
637 (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
638 (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
639 * config/mn10300/mn10300-protos.h: Update.
640 * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
641 (return_ret): Likewise. Rename from return_internal_regs.
642 (return_internal): Remove.
644 * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
645 (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
646 (mn10300_legitimate_constant_p): Likewise.
647 (mn10300_can_use_return_insn): Use mn10300_initial_offset.
648 (mn10300_frame_size): New.
649 (mn10300_expand_prologue): Use it.
650 (mn10300_expand_epilogue): Likewise.
651 (mn10300_initial_offset): Likewise.
652 * config/mn10300/mn10300-protos.h: Update.
653 * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
654 * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
655 (prologue, epilogue, return_internal): Tidy output code.
656 (mn10300_store_multiple_operation, return): Likewise.
657 (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
658 (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
659 (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
660 (load_pic, am33_load_pic): New.
661 (mn10300_load_pic0, mn10300_load_pic1): New.
663 * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
664 * config/mn10300/mn10300.c (CC_FLAG_Z): New.
665 (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
666 (cc_flags_for_mode, cc_flags_for_code): New.
667 (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
668 overflow flag is not valid. Validate that the flags we need
669 for the comparison are valid.
670 (mn10300_output_cmp): Remove.
671 (mn10300_output_add): New.
672 (mn10300_select_cc_mode): Use cc_flags_for_code.
673 (mn10300_split_cbranch): New.
674 (mn10300_match_ccmode): New.
675 (mn10300_split_and_operand_count): New.
676 * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
678 * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
679 (addsi3): ... here. Use mn10300_output_add.
680 (*addsi3_flags): New.
681 (*am33_subsi3, *mn10300_subsi3): Merge...
682 (subsi3): ... here. Use attribute isa.
683 (*subsi3_flags): New.
684 (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
686 (*am33_andsi3, *mn10300_andsi3): Merge...
688 (*andsi3_flags): New.
689 (andsi3 splitters): New.
690 (*am33_iorsi3, *mn10300_iorsi3): Merge...
692 (*iorsi3_flags): New.
693 (*am33_xorsi3, *mn10300_xorsi3): Merge...
695 (*xorsi3_flags): New.
696 (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
697 (one_cmplsi2): ... here.
698 (*one_cmplsi2_flags): New.
699 (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
700 instead of "dax" in constraints. Use mn10300_split_cbranch.
701 (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
702 use matching constraints to eliminate a self-comparison.
703 (*integer_conditional_branch): Rename from integer_conditional_branch.
704 Use int_mode_flags to match CC_REG.
705 (*cbranchsi4_btst, *btstsi): New.
706 (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
707 mn10300_split_cbranch.
708 (*am33_cmpsf): Rename from am33_cmpsf.
709 (*float_conditional_branch): Rename from float_conditional_branch.
710 (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
711 (zero_extendqisi2): ... here.
712 (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
713 (zero_extendhisi2): ... here.
714 (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
715 (extendqisi2): ... here.
716 (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
717 (extendhisi2): ... here.
718 (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
720 (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
722 (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
724 (consecutive add peephole): Remove.
725 * config/mn10300/predicates.md (label_ref_operand): New.
726 (int_mode_flags): New.
727 (CCZN_comparison_operator): New.
729 * config/mn10300/mn10300.md (UNSPEC_EXT): New.
730 (throughput_42_latency_43): New reservation.
731 (mulsidi3, umulsidi3): New expanders.
732 (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
733 the MDR register to allocation; separately allocate the low and
734 high parts of the DImode result.
735 (umulsidi3_internal): Similarly.
736 (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
737 (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
738 (udivsi3, umodsi3): Remove.
739 (udivmodsi4, divmodsi4): New expanders.
740 (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
741 (*divmodsi4): Simiarly.
744 * config/mn10300/constraints.md ("z"): New constraint.
745 * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
746 (FIXED_REGISTERS): Don't fix MDR.
747 (CALL_USED_REGSITERS): Reformat nicely.
748 (REG_ALLOC_ORDER): Add MDR.
749 (enum regclass): Add MDR_REGS.
750 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
751 (IRA_COVER_CLASSES): Add MDR_REGS.
752 (REGNO_REG_CLASS): Handle MDR_REG.
753 * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
754 (mn10300_register_move_cost): Likewise.
755 * config/mn10300/mn10300.md (MDR_REG): New.
756 (*movsi_internal): Handle moves to/from MDR_REGS.
758 * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
760 (mn10300_secondary_reload): Tidy combination reload classes.
761 (mn10300_legitimate_address_p): Allow post-modify and reg+reg
762 addresses for AM33. Allow symbolic offsets for reg+imm.
763 (mn10300_regno_in_class_p): New.
764 (mn10300_legitimize_reload_address): New.
765 * config/mn10300/mn10300.h (enum reg_class): Remove
766 DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
767 SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
769 (REG_CLASS_NAMES): Update to match.
770 (REG_CLASS_CONTENTS): Likewise.
771 (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
772 (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
773 (REGNO_IN_RANGE_P): Remove.
774 (REGNO_DATA_P): Use mn10300_regno_in_class_p.
775 (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
776 (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
777 (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
778 (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
779 (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
780 (REGNO_GENERAL_P): New.
781 (HAVE_POST_MODIFY_DISP): New.
782 (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
783 (LEGITIMIZE_RELOAD_ADDRESS): New.
784 * config/mn10300/mn10300-protos.h: Update.
786 * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
787 DATA_REGS for AM33 stack-pointer destination.
788 (mn10300_preferred_output_reload_class): Likewise.
789 (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
790 into a form appropriate for ...
791 (TARGET_SECONDARY_RELOAD): New.
792 * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
793 * config/mn10300/mn10300-protos.h: Update.
794 * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
795 reload_insi; use the "A" constraint for the scratch; handle AM33
796 moves of sp to non-address registers.
798 * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
799 (*movqi_internal): ... here.
800 (*am33_movhi, *mn10300_movhi): Merge into...
801 (*movhi_internal): ... here.
802 (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
803 as the source/destination of moves from/to SP.
804 (movsf): Only allow for AM33-2.
805 (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
806 any integer constant constraint. Only allow for AM33-2. Tidy
807 all of the alternative outputs.
808 (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
809 (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
811 (udivsi3, umodsi3): New patterns for MN103 only.
813 2011-01-19 Joern Rennecke <amylaar@spamcop.net>
815 * doc/tm.texi.in: Spell out that a lack of register class unions
817 * doc/tm.texi: Regenerate.
819 2011-01-19 Jakub Jelinek <jakub@redhat.com>
821 PR rtl-optimization/47337
822 * dce.c (check_argument_store): New function.
823 (find_call_stack_args): Ignore debug insns. Use check_argument_store.
825 PR tree-optimization/47290
826 * tree-eh.c (infinite_empty_loop_p): New function.
827 (cleanup_empty_eh): Use it.
829 2011-01-18 Steve Ellcey <sje@cup.hp.com>
832 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
833 (a64_expand_widen_sum): Ditto.
834 * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
835 (vec_extract_evenodd_help): Ditto.
836 (vec_extract_evenv4hi): Ditto.
837 (vec_extract_oddv4hi): Ditto.
838 (vec_extract_evenv2si): Ditto.
839 (vec_extract_oddv2si): Ditto.
840 (vec_extract_evenv2sf): Ditto.
841 (vec_extract_oddv2sf): Ditto.
842 (vec_pack_trunc_v4hi: Ditto.
843 (vec_pack_trunc_v2si): Ditto.
844 (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
845 (vec_interleave_highv8qi): Ditto.
847 (vec_extract_oddv8qi): Ditto.
848 (vec_interleave_lowv4hi): Ditto.
849 (vec_interleave_highv4hi): Ditto.
850 (vec_interleave_lowv2si): Ditto.
851 (vec_interleave_highv2si): Ditto.
853 2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
855 * doc/extend.texi: Mention __float128 support on hppa HP-UX.
856 * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
857 * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
858 (pa_c_mode_for_suffix): New.
859 (TARGET_EXPAND_BUILTIN): Define.
860 (TARGET_C_MODE_FOR_SUFFIX): Define.
861 (pa_builtins): Define.
862 (pa_init_builtins): Register __float128 type and init new support
864 * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
865 * config/pa/quadlib.c (_U_Qfcopysign): New.
867 2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
870 * explow.c (allocate_dynamic_stack_space): Do not assume more than
871 BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
874 2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
876 PR tree-optimization/47179
877 * config/spu/spu.c (spu_ref_may_alias_errno): New function.
878 (TARGET_REF_MAY_ALIAS_ERRNO): Define.
880 2011-01-18 Richard Guenther <rguenther@suse.de>
882 PR rtl-optimization/47216
883 * emit-rtl.c: Include tree-flow.h.
884 (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
885 of replicating it with different semantics.
886 * Makefile.in (emit-rtl.o): Adjust.
888 2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
890 * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
892 (cortex_a9_dp): Handle neon types correctly.
894 2011-01-18 Jakub Jelinek <jakub@redhat.com>
896 PR rtl-optimization/47299
897 * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
898 subtarget. Use normal multiplication if both operands are
900 * expmed.c (expand_widening_mult): Don't try to optimize constant
901 multiplication if op0 has VOIDmode. Convert op1 constant to mode
904 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
906 * doc/lto.texi (LTO): Ensure two spaces after period. Fix
907 spacing after 'e.g.', typos, comma, hyphenation.
909 2011-01-17 Richard Henderson <rth@redhat.com>
911 * config/rx/predicates.md (rx_constshift_operand): Use match_test.
912 (rx_restricted_mem_operand): New.
913 (rx_shift_operand): Use register_operand.
914 (rx_source_operand, rx_compare_operand): Likewise.
915 * config/rx/rx.md (addsi3_flags): New expander.
916 (adddi3): Rewrite as expander.
917 (adc_internal, *adc_flags, adddi3_internal): New patterns.
918 (subsi3_flags): New expander.
919 (subdi3): Rewrite as expander.
920 (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
922 * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
923 (rx_init_builtins): Remove sat builtin.
924 (rx_expand_builtin): Likewise.
925 * config/rx/rx.md (ssaddsi3): New.
926 (*sat): Rename from sat. Represent the CC_REG input.
928 * config/rx/predicates.md (rshift_operator): New.
929 * config/rx/rx.c (rx_expand_insv): Remove.
930 * config/rx/rx-protos.h: Update.
931 * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
932 operand to the canonical position.
933 (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
934 (*bitclr, *bitclr_in_memory): Similarly.
935 (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
936 (insv): Retain the zero_extract in the expansion.
938 * config/rx/rx.md (bswapsi2): Use = not + for output reload.
939 (bswaphi2, bitinvert, revw): Likewise.
941 * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
942 (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
943 * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
944 (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
945 (bitset, bitset_in_memory): Likewise.
946 (bitinvert, bitinvert_in_memory): Likewise.
947 (bitclr, bitclr_in_memory): Likewise.
948 (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
949 (rx_strend, rx_cmpstrn): Likewise.
950 (rx_setmem): Likewise. Make the source BLKmode to match the dest.
951 (bitop peep2 patterns): Remove.
953 * config/rx/rx.c (rx_match_ccmode): New.
954 * config/rx/rx-protos.h: Update.
955 * config/rx/rx.md (abssi2): Clobber, don't set flags.
956 (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
957 (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
958 (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
959 (fix_truncsfsi2, floatsisf2): Likewise.
960 (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
961 (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
962 (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
963 (*subsi3_flags, *xorsi3_flags): New.
965 * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
967 * config/rx/rx.c (rx_print_operand): Remove workaround for
968 unsplit comparison operations.
970 * config/rx/rx.md (movsicc): Split after reload.
971 (*movsicc): Merge *movsieq and *movsine via match_operator.
972 (*stcc): New pattern.
974 * config/rx/rx.c (rx_float_compare_mode): Remove.
975 * config/rx/rx.h (rx_float_compare_mode): Remove.
976 * config/rx/rx.md (cstoresi4): Split after reload.
977 (*sccc): New pattern.
979 * config/rx/predicates.md (label_ref_operand): New.
980 (rx_z_comparison_operator): New.
981 (rx_zs_comparison_operator): New.
982 (rx_fp_comparison_operator): New.
983 * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
984 Validate that the flags are set properly for the comparison.
985 (rx_gen_cond_branch_template): Remove.
986 (rx_cc_modes_compatible): Remove.
987 (mode_from_flags): New.
988 (flags_from_code): Rename from flags_needed_for_conditional.
989 (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
990 (rx_select_cc_mode): Likewise.
991 (rx_split_fp_compare): New.
992 (rx_split_cbranch): New.
993 * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
994 (*cbranchsi4): Use match_operator and rx_split_cbranch.
995 (*cbranchsf4): Similarly.
996 (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
997 match_operator and rx_split_cbranch.
998 (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
999 tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
1000 (*cmpsi): Rename from cmpsi.
1001 (*tstsi): Rename from tstsi.
1002 (*cmpsf): Rename from cmpsf; use CC_Fmode.
1003 (*conditional_branch): Rename from conditional_branch.
1004 (*reveresed_conditional_branch): Remove.
1005 (b<code>): Remove expander.
1006 * config/rx/rx-protos.h: Update.
1008 * config/rx/rx.c (rx_compare_redundant): Remove.
1009 * config/rx/rx.md (cmpsi): Don't use it.
1010 * config/rx/rx-protos.h: Update.
1012 * config/rx/rx-modes.def (CC_F): New mode.
1013 * config/rx/rx.c (rx_select_cc_mode): New.
1014 * config/rx/rx.h (SELECT_CC_MODE): Use it.
1015 * config/rx/rx-protos.h: Update.
1017 2011-01-17 Richard Henderson <rth@redhat.com>
1019 * except.c (dump_eh_tree): Fix stray ; after for statement.
1021 2011-01-17 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/47313
1024 * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1025 handling before copying the body. Properly deal with
1026 by-reference result in SSA form.
1028 2011-01-17 Ian Lance Taylor <iant@google.com>
1031 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1032 (struct_value_alias_set): Don't define.
1033 (sparc_option_override): Don't set sparc_sr_alias_set and
1034 struct_value_alias_set.
1035 (save_or_restore_regs): Use gen_frame_mem rather than calling
1037 (sparc_struct_value_rtx): Likewise.
1039 2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
1042 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1044 (_mm_maskstore_pd): Likewise.
1045 (_mm_maskload_ps): Likewise.
1046 (_mm_maskstore_ps): Likewise.
1047 (_mm256_maskload_pd): Change mask to __m256i.
1048 (_mm256_maskstore_pd): Likewise.
1049 (_mm256_maskload_ps): Likewise.
1050 (_mm256_maskstore_ps): Likewise.
1052 * config/i386/i386-builtin-types.def: Updated.
1053 (ix86_expand_special_args_builtin): Likewise.
1055 * config/i386/i386.c (bdesc_special_args): Update
1056 __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
1057 __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
1058 __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
1059 __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
1061 * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
1062 Use <avxpermvecmode> on mask register.
1063 (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
1065 2011-01-17 Olivier Hainque <hainque@adacore.com>
1066 Michael Haubenwallner <michael.haubenwallner@salomon.at>
1067 Eric Botcazou <ebotcazou@adacore.com>
1070 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
1071 if <= USHRT_MAX in 32-bit mode.
1073 2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1075 * doc/install.texi (Configuration, Specific): Wrap long
1076 lines in examples. Allow line wrapping in long options
1077 and URLs where beneficial for PDF output.
1079 2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
1081 * config/mips/mips.c (mips_classify_symbol): Don't return
1082 SYMBOL_PC_RELATIVE for nonlocal labels.
1084 2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
1086 * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
1088 2011-01-15 Jan Hubicka <jh@suse.cz>
1090 PR tree-optimization/47276
1091 * ipa.c (function_and_variable_visibility): Do not try to mark alias
1092 declarations as needed.
1094 2011-01-15 Martin Jambor <mjambor@suse.cz>
1096 * common.opt (fdevirtualize): New flag.
1097 * doc/invoke.texi (Option Summary): Document it.
1098 * opts.c (default_options_table): Add devirtualize flag.
1099 * ipa-prop.c (detect_type_change): Return immediately if
1100 devirtualize flag is not set.
1101 (detect_type_change_ssa): Likewise.
1102 (compute_known_type_jump_func): Likewise.
1103 (ipa_analyze_virtual_call_uses): Likewise.
1105 2011-01-14 Martin Jambor <mjambor@suse.cz>
1107 PR tree-optimization/45934
1108 PR tree-optimization/46302
1109 * ipa-prop.c (type_change_info): New type.
1110 (stmt_may_be_vtbl_ptr_store): New function.
1111 (check_stmt_for_type_change): Likewise.
1112 (detect_type_change): Likewise.
1113 (detect_type_change_ssa): Likewise.
1114 (compute_complex_assign_jump_func): Check for dynamic type change.
1115 (compute_complex_ancestor_jump_func): Likewise.
1116 (compute_known_type_jump_func): Likewise.
1117 (compute_scalar_jump_functions): Likewise.
1118 (ipa_analyze_virtual_call_uses): Likewise.
1119 (ipa_analyze_node): Push and pop cfun, set current_function_decl.
1121 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1123 * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
1124 * config/i386/i386.opt (msse5): New Alias.
1126 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1128 * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
1129 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1130 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1131 * config/sparc/sparc.h (CC1_SPEC): Likewise.
1133 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1135 * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
1137 * config/sparc/linux64.h (CC1_SPEC): Likewise.
1138 * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1139 * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
1140 * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
1142 * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
1144 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1146 * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
1149 2011-01-14 Mike Stump <mikestump@comcast.net>
1151 * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
1152 * config/fr30/fr30.md: Likweise
1153 (movsi_push): Likewise.
1154 (movsi_pop): Likewise.
1155 (enter_func): Likewise.
1156 * config/moxie/moxie.md (movsi_push): Likewise.
1157 (movsi_pop): Likewise.
1159 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1161 * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
1162 %{no_archive} %{exact_version}.
1163 * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
1164 * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
1165 %{no_archive} %{exact_version}.
1166 * config/mips/openbsd.h (LINK_SPEC): Likewise.
1167 * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
1168 * config/mips/vxworks.h: Likewise.
1170 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1172 * config/microblaze/microblaze.h (ASM_SPEC): Remove
1175 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1177 * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
1178 ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
1180 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1182 * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
1185 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1187 * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
1189 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
1190 CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
1192 (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
1193 Don't handle -shlib.
1195 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1197 * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
1198 (CC1_SPEC): Don't handle -profile.
1200 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1202 * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
1203 * config/mips/mips.h (CC1_SPEC): Likewise.
1205 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1207 * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
1208 * config/mips/mips.h (CC1_SPEC): Likewise.
1210 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1212 * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
1213 * config/m32r/linux.h (LINK_SPEC): Likewise.
1214 * config/mips/linux.h (LINK_SPEC): Likewise.
1215 * config/mips/linux64.h (LINK_SPEC): Likewise.
1216 * config/sparc/linux.h (LINK_SPEC): Likewise.
1217 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
1218 LINK_SPEC): Likewise.
1219 * config/xtensa/linux.h (LINK_SPEC): Likewise.
1221 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1223 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
1225 * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
1227 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1229 * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
1230 * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
1232 2011-01-14 Joseph Myers <joseph@codesourcery.com>
1234 * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
1236 2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1238 * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
1239 supports -Bstatic/-Bdynamic.
1240 * configure: Regenerate.
1242 2011-01-14 Jan Hubicka <jh@suse.cz>
1243 Jack Howarth <howarth@bromo.med.uc.edu>
1246 * config/darwin.c (darwin_override_options): Honor flag_gtoggle
1247 when checking debug_info_level. Test write_symbols instead of
1248 debug_hooks->var_location when setting flag_var_tracking_uninit.
1250 2011-01-14 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/47179
1253 * target.def (ref_may_alias_errno): New target hook.
1254 * targhooks.h (default_ref_may_alias_errno): Declare.
1255 * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
1256 (default_ref_may_alias_errno): New function.
1257 * target.h (struct ao_ref_s): Declare.
1258 * tree-ssa-alias.c: Include target.h.
1259 (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
1260 * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
1261 (targhooks.o): Likewise.
1262 * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
1263 * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
1265 2011-01-14 Richard Guenther <rguenther@suse.de>
1267 * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
1269 2011-01-14 Richard Guenther <rguenther@suse.de>
1271 PR tree-optimization/47280
1272 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
1274 (tree_ssa_forward_propagate_single_use_vars): Deal with
1275 CFG changes from associate_plusminus.
1277 2011-01-14 Richard Guenther <rguenther@suse.de>
1281 2011-01-11 Richard Guenther <rguenther@suse.de>
1283 PR tree-optimization/46076
1284 * tree-ssa.c (useless_type_conversion_p): Conversions from
1285 unprototyped to empty argument list function types are useless.
1287 2011-01-14 Richard Guenther <rguenther@suse.de>
1289 PR tree-optimization/47286
1290 * tree-ssa-structalias.c (new_var_info): Register variables are global.
1292 2011-01-14 Martin Jambor <mjambor@suse.cz>
1295 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
1297 2011-01-13 Anatoly Sokolov <aesok@post.ru>
1299 * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
1300 LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1301 * config/xtensa/xtensa.c (xtensa_libcall_value,
1302 xtensa_function_value_regno_p): New functions.
1303 (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1305 2011-01-13 Kai Tietz <kai.tietz@onevision.com>
1308 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
1310 * config/i386/i386-protos.h (i386_pe_assemble_visibility):
1311 New function prototype.
1312 * config/i386/winnt.c (i386_pe_assemble_visibility):
1313 Warn only if attribute was specified by user.
1315 2011-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
1318 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
1320 (floatunsdidf2_fcfidu): Ditto.
1322 2011-01-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1324 * config/s390/s390.c (print_operand_address): Replace 'error' with
1325 'output_operand_lossage'.
1326 (print_operand): Likewise.
1328 2011-01-13 Jeff Law <law@redhat.com>
1330 PR rtl-optimization/39077
1331 * doc/invoke.texi (max-gcse-insertion-ratio): Document.
1332 * params.h (MAX_GCSE_INSERTION_RATIO): Define.
1333 * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
1334 * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
1335 * gcse.c (prune_insertions_deletions): New function.
1336 (compute_pre_data): Use it.
1338 2011-01-13 Dodji Seketeli <dodji@redhat.com>
1341 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
1343 (prune_unused_types_mark): Use it.
1345 2011-01-13 Andrey Belevantsev <abel@ispras.ru>
1347 PR rtl-optimization/45352
1348 * sel-sched.c: Update copyright years.
1349 (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
1350 in the advancing loop when we have issued issue_rate insns.
1352 2011-01-12 Richard Henderson <rth@redhat.com>
1354 * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
1355 (TARGET_MD_ASM_CLOBBERS): New.
1357 * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
1358 (TARGET_DELEGITIMIZE_ADDRESS): New.
1360 * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
1361 (clzsi2, *bsch): New patterns.
1363 * config/mn10300/mn10300.md (INT): New mode iterator.
1364 (*mov<INT>_clr): New pattern, and peep2 to generate it.
1366 * config/mn10300/mn10300.c (mn10300_option_override): Force enable
1367 flag_split_wide_types.
1369 * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
1370 (mn10300_trampoline_init): Rewrite without a template, an immediate
1371 load and a direct branch.
1372 * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
1374 2011-01-12 Anatoly Sokolov <aesok@post.ru>
1376 * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1377 * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
1378 * config/s390/s390.c (s390_output_addr_const_extra): Make static.
1379 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1381 2011-01-12 Kai Tietz <kai.tietz@onevision.com>
1384 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
1387 2011-01-12 Jan Hubicka <jh@suse.cz>
1390 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
1391 (PLUGIN_COND_CLOSE): New macro.
1392 (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
1394 2011-01-12 Richard Guenther <rguenther@suse.de>
1397 * lto-streamer-out.c (output_gimple_stmt): Do not wrap
1398 register variables in a MEM_REF.
1400 2011-01-12 Joseph Myers <joseph@codesourcery.com>
1402 * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
1403 crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
1404 hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
1405 i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1406 i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1407 x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
1408 ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
1409 m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
1410 mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
1411 s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
1412 sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
1413 am33_2.0-*-linux*): Use gnu-user.h before linux.h.
1414 * config/gnu-user.h: New. Copied from linux.h.
1415 (LINUX_TARGET_STARTFILE_SPEC): Rename to
1416 GNU_USER_TARGET_STARTFILE_SPEC.
1417 (LINUX_TARGET_ENDFILE_SPEC): Rename to
1418 GNU_USER_TARGET_ENDFILE_SPEC.
1419 (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
1420 (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
1421 (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
1422 LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
1423 CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
1424 UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
1425 BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
1426 BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
1427 LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
1428 TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
1429 * config/arm/linux-eabi.h (CC1_SPEC): Use
1430 GNU_USER_TARGET_CC1_SPEC.
1431 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
1432 (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
1433 (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
1434 * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
1435 LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
1436 LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
1437 CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
1438 LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
1440 2011-01-12 Richard Guenther <rguenther@suse.de>
1443 * doc/invoke.texi (ffast-math): Document it is turned on
1446 2011-01-12 Jan Hubicka <jh@suse.cz>
1448 PR tree-optimization/47233
1449 * opts.c (common_handle_option): Disable ipa-reference with profile
1452 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1454 * c-parser.c (c_parser_objc_at_property_declaration): Improved
1457 2011-01-12 Nicola Pero <nicola.pero@meta-innovation.com>
1459 * c-parser.c (c_lex_one_token): Updated and reindented some
1460 comments. No changes in code.
1462 2011-01-11 Ian Lance Taylor <iant@google.com>
1464 * godump.c (go_output_var): Don't output the variable if there is
1465 already a type with the same name.
1467 2011-01-11 Ian Lance Taylor <iant@google.com>
1469 * godump.c (go_format_type): Don't generate float80.
1471 2011-01-11 Richard Henderson <rth@redhat.com>
1473 * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
1474 declaration. Rewrite for both speed and size.
1475 (mn10300_address_cost_1): Remove.
1476 (mn10300_register_move_cost): New.
1477 (mn10300_memory_move_cost): New.
1478 (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle
1479 ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare,
1480 extensions, shifts, BSWAP, CLZ.
1481 (mn10300_wide_const_load_uses_clr): Remove.
1482 (TARGET_REGISTER_MOVE_COST): New.
1483 (TARGET_MEMORY_MOVE_COST): New.
1484 * config/mn10300/mn10300-protos.h: Update.
1485 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
1487 * config/mn10300/constraints.md ("R", "T"): Remove constraints.
1488 * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
1489 * config/mn10300/mn10300-protos.h: Update.
1490 * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
1491 (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
1492 (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
1493 (*test_int_bitfield, *test_byte_bitfield): Remove.
1494 (*bit_test, *subreg_bit_test): Remove.
1495 * config/mn10300/predicates.md (const_8bit_operand): Remove.
1497 * config/mn10300/constraints.md ("c"): Rename from "A".
1498 ("A", "D"): New constraint letters.
1499 * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
1500 (fmssf4, fnmasf4, fnmssf4): Likewise.
1502 * config/mn10300/mn10300.md (isa): New attribute.
1503 (enabled): New attribute.
1505 * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
1506 (abssf2, negsf2): Define only for hardware fp.
1507 (sqrtsf2): Reformat.
1508 (addsf3, subsf3, mulsf3): Merge expander and insn.
1510 * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
1511 (DEBUGGER_AUTO_OFFSET): Remove.
1512 (DEBUGGER_ARG_OFFSET): Remove.
1514 * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
1515 Emit register stores with the same offsets as the hardware.
1516 (mn10300_store_multiple_operation): Don't check that the register
1517 save offsets are monotonic.
1518 * config/mn10300/mn10300-protos.h: Update.
1520 * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
1522 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
1523 in terms of the value on the stack, not the MDR register.
1525 2011-01-11 Jan Hubicka <jh@suse.cz>
1529 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
1530 (symbol_alias_set_destroy, symbol_alias_set_contains,
1531 propagate_aliases_backward): Declare.
1532 * lto-streamer-out.c (struct sets): New sturcture.
1533 (trivally_defined_alias): New function.
1534 (output_alias_pair_p): Rewrite.
1535 (output_unreferenced_globals): Fix output of alias pairs.
1536 (produce_symtab): Likewise.
1537 * ipa.c (function_and_variable_visibility): Set weak alias destination
1539 * varasm.c (symbol_alias_set_t): Remove.
1540 (symbol_alias_set_destroy): Export.
1541 (propagate_aliases_forward, propagate_aliases_backward): New functions
1543 (compute_visible_aliases): ... this one; remove.
1544 (trivially_visible_alias): New
1545 (trivially_defined_alias): New.
1546 (remove_unreachable_alias_pairs): Rewrite.
1547 (finish_aliases_1): Reorganize code checking if alias is defined.
1548 * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
1551 2011-01-11 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/46076
1554 * tree-ssa.c (useless_type_conversion_p): Conversions from
1555 unprototyped to empty argument list function types are useless.
1557 2011-01-11 Richard Guenther <rguenther@suse.de>
1560 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
1561 volatile MEMs as MEM_READONLY_P.
1563 2011-01-11 Richard Guenther <rguenther@suse.de>
1565 PR tree-optimization/47239
1566 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
1568 2011-01-11 Jeff Law <law@redhat.com>
1570 PR tree-optimization/47086
1571 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
1572 IVs from statements that might throw.
1574 2011-01-10 Jan Hubicka <jh@suse.cz>
1577 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
1579 2011-01-10 Jan Hubicka <jh@suse.cz>
1582 * profile.c (read_profile_edge_counts): Ignore profile inconistency
1583 when correcting profile.
1585 2011-01-10 Jan Hubicka <jh@suse.cz>
1588 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
1590 * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
1591 Restore DECL_FINI_PRIORITY.
1593 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1595 * doc/gimple.texi: Fix quoting of multi-word return values in
1596 @deftypefn statements. Ensure presence of return value. Wrap
1597 overlong @deftypefn lines.
1598 (is_gimple_operand, is_gimple_min_invariant_address): Remove
1599 descriptions of removed functions.
1600 * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
1601 of multi-word return value in @deftypefn statement.
1603 2011-01-10 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1605 * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
1606 (Conditional Expressions, Logical Operators)
1607 (Statement and operand traversals): Do not indent smallexample
1608 code. Fix duplicate function argument in example.
1610 2011-01-10 Jeff Law <law@redhat.com>
1612 PR tree-optimization/47141
1613 * ipa-split.c (split_function): Handle case where we are
1614 returning a value and the return block has a virtual operand phi.
1616 2011-01-10 Jan Hubicka <jh@suse.cz>
1618 PR tree-optimization/47234
1619 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
1620 (pass_feedback_split_functions): Declare.
1621 * passes.c (init_optimization_passes): Add ipa-split as subpass of
1623 * ipa-split.c (gate_split_functions): Update comments; disable
1624 split-functions for profile_arc_flag and branch_probabilities.
1625 (gate_feedback_split_functions): New function.
1626 (execute_feedback_split_functions): New function.
1627 (pass_feedback_split_functions): New global var.
1629 2011-01-10 H.J. Lu <hongjiu.lu@intel.com>
1632 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
1633 calling gimple_call_set_cannot_inline.
1635 2011-01-10 Iain Sandoe <iains@gcc.gnu.org>
1637 * config/darwin-sections.def: Remove unused section.
1639 2011-01-10 Dave Korn <dave.korn.cygwin@gmail.com>
1642 * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
1644 2011-01-09 Nicola Pero <nicola.pero@meta-innovation.com>
1647 * c-parser.c (c_parser_declaration_or_fndef): Improved
1650 2011-01-09 Kai Tietz <kai.tietz@onevision.com>
1652 * config/i386/winnt.c (i386_pe_start_function): Make sure
1653 to switch back to function's section.
1655 2011-01-09 Iain Sandoe <iains@gcc.gnu.org>
1659 * plugin.c: Move include of dlfcn.h from here...
1660 * system.h: ... to here.
1662 2011-01-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1664 * doc/cpp.texi (C++ Named Operators): Fix markup for header
1666 * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
1667 two extra empty pages in PDF output.
1669 2011-01-08 Nicola Pero <nicola.pero@meta-innovation.com>
1672 * c-parser.c (c_parser_objc_type_name): If the type is unknown,
1673 for error recovery purposes behave as if it was not specified so
1674 that the default type is usd.
1676 2011-01-07 Jan Hubicka <jh@suse.cz>
1678 PR tree-optmization/46469
1679 * ipa.c (function_and_variable_visibility): Clear needed flags on
1680 nodes with external decls; handle weakrefs merging correctly.
1682 2011-01-07 Joseph Myers <joseph@codesourcery.com>
1684 * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
1687 2011-01-07 Jan Hubicka <jh@suse.cz>
1689 * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
1690 and no longer claim that gold is required for linker plugin.
1691 * configure: Regenerate.
1692 * gcc.c (PLUGIN_COND): New macro.
1693 (LINK_COMMAND_SPEC): Use it.
1694 (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
1695 * config.in (HAVE_LTO_PLUGIN): New.
1696 * configure.ac (--with-lto-plugin): New parameter; autodetect
1699 2011-01-07 Jan Hubicka <jh@suse.cz>
1701 PR tree-optimization/46367
1702 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
1703 when we can update original.
1704 (cgraph_mark_inline_edge): Sanity check.
1705 * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
1707 2011-01-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1709 * config/spu/spu.h (ASM_COMMENT_START): Define.
1711 2011-01-07 H.J. Lu <hongjiu.lu@intel.com>
1715 (SWITCH_KEEP_FOR_GCC): Likewise.
1716 (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
1717 (do_spec_1): Handle "%>".
1719 * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
1721 2011-01-07 Jakub Jelinek <jakub@redhat.com>
1724 * config/i386/i386.c (ix86_delegitimize_address): If
1725 simplify_gen_subreg fails, return orig_x.
1728 * value-prof.c (gimple_stringop_fixed_value): Handle
1729 lhs of the call properly.
1731 2011-01-07 Jan Hubicka <jh@suse.cz>
1734 * lto-opt.c (lto_reissue_options): Set flag_shlib.
1736 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1738 * target.def (function_switched_text_sections): New hook.
1739 * doc/tm.texi: Regenerated.
1740 * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1741 * final.c (default_function_switched_text_sections): New.
1742 (final_scan_insn): Call function_switched_text_sections when a
1743 mid-function section change occurs.
1744 * output.h (default_function_switched_text_sections): Declare.
1745 * config/darwin-protos.h (darwin_function_switched_text_sections):
1747 * config/darwin.c (darwin_function_switched_text_sections): New.
1748 * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
1750 2011-01-07 Iain Sandoe <iains@gcc.gnu.org>
1752 * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for
1753 DWARF >= 3. Add pubnames for the primary section and a reduced DIE for
1754 the secondary code fragment when outputting for DWARF == 2.
1756 2011-01-07 Anatoly Sokolov <aesok@post.ru>
1758 * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
1759 * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
1761 * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
1762 (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
1764 2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
1767 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
1768 when it is not empty.
1770 2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
1773 * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
1774 (case ${target}): Add btver1.
1775 * config/i386/driver-i386.c (host_detect_local_cpu): Let
1776 -march=native recognize btver1 processors.
1777 * config/i386/i386-c.c (ix86_target_macros_internal): Add
1778 btver1 def_and_undef
1779 * config/i386/i386.c (struct processor_costs btver1_cost): New
1781 (m_BTVER1): New definition.
1782 (m_AMD_MULTIPLE): Includes m_BTVER1.
1783 (initial_ix86_tune_features): Add btver1 tune.
1784 (processor_target_table): Add btver1 entry.
1785 (static const char *const cpu_names): Add btver1 entry.
1786 (software_prefetching_beneficial_p): Add btver1.
1787 (ix86_option_override_internal): Add btver1 instruction sets.
1788 (ix86_issue_rate): Add btver1.
1789 (ix86_adjust_cost): Add btver1.
1790 * config/i386/i386.h (TARGET_BTVER1): New definition.
1791 (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
1792 (enum processor_type): Add PROCESSOR_BTVER1.
1793 * config/i386/i386.md (define_attr "cpu"): Add btver1.
1795 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1798 * config/i386/i386.c (legitimize_tls_address)
1799 <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
1800 * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
1801 (tls_initial_exec_64_sun): New pattern.
1803 2011-01-06 Gerald Pfeifer <gerald@pfeifer.com>
1805 * doc/invoke.texi (Overall Options): Improve wording and markup
1806 of the description of -wrapper.
1808 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1810 * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
1811 rdynamic, threads): New Driver options.
1813 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1816 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
1817 if coming from .tdata.
1818 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
1820 2011-01-06 Jan Hubicka <jh@suse.cz>
1823 * collect2.c (main): Do not enable LTOmode when plugin is active.
1825 2011-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1828 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
1829 --version output if supported.
1830 * configure: Regenerate.
1832 2011-01-06 Joseph Myers <joseph@codesourcery.com>
1834 * config/linux-android.opt (tno-android-cc, tno-android-ld): New
1837 2011-01-06 Jakub Jelinek <jakub@redhat.com>
1840 * c-convert.c (convert): When converting a complex expression
1841 other than COMPLEX_EXPR to a different complex type, ensure
1842 c_save_expr is called instead of save_expr, unless in_late_binary_op.
1843 * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
1844 when converting COMPLEX_TYPE.
1846 2011-01-06 Ira Rosen <irar@il.ibm.com>
1848 PR tree-optimization/47139
1849 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
1850 only the last reduction value is used outside the loop. Update
1853 2011-01-05 Joseph Myers <joseph@codesourcery.com>
1855 * config/rtems.opt: New.
1856 * config.gcc (*-*-rtems*): Use rtems.opt.
1858 2011-01-05 Changpeng Fang <changpeng.fang@amd.com>
1860 * config/i386/i386.c (ix86_option_override_internal): Bulldozer
1861 processors do not support 3DNow instructions.
1863 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1865 * config/spu/spu.c (spu_option_override): Set parameter
1866 PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
1868 2011-01-05 Jan Hubicka <jh@suse.cz>
1870 * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
1871 at the command line.
1873 2011-01-05 Martin Jambor <mjambor@suse.cz>
1876 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
1877 deltas on streamed outgoing edges.
1878 (output_node_opt_summary): Output info for outgoing edges only when
1879 the node is in new parameter set.
1880 (output_cgraph_opt_summary): New parameter set, passed to the two
1881 aforementioned functions. Update its forward declaration and its
1884 2011-01-05 Tom Tromey <tromey@redhat.com>
1886 * c-parser.c (c_parser_omp_atomic): Pass location of assignment
1887 operator to c_finish_omp_atomic.
1888 * c-typeck.c (lvalue_or_else): Add 'loc' argument.
1889 (build_unary_op): Update.
1890 (build_modify_expr): Update.
1891 (build_asm_expr): Update.
1893 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1895 * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
1896 newly inserted insns.
1898 (spu_emit_branch_hint): Likewise.
1899 (insert_hbrp_for_ilb_runout): Likewise.
1900 (spu_machine_dependent_reorg): Call df_finish_pass after
1901 schedule_insns returns.
1903 2011-01-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1905 * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
1907 2011-01-05 Eric Botcazou <ebotcazou@adacore.com>
1909 PR tree-optimization/47005
1910 * tree-sra.c (struct access): Add 'non_addressable' bit.
1911 (create_access): Set it for a DECL_NONADDRESSABLE_P field.
1912 (decide_one_param_reduction): Return 0 if the parameter is passed by
1913 reference and one of the accesses in the group is non_addressable.
1915 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1917 PR tree-optimization/47056
1918 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
1919 (mark_load): Likewise. Handle FUNCTION_DECL specially.
1920 (mark_store): Likewise. Pass STMT to ipa_record_reference.
1922 2011-01-04 Eric Botcazou <ebotcazou@adacore.com>
1924 * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
1925 initializer. Skip view conversions from aggregate types.
1927 2011-01-04 Kai Tietz <kai.tietz@onevision.com>
1930 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
1932 2011-01-04 Philipp Thomas <pth@suse.de>
1934 * config/microblaze/microbalse.opt (mxl-float-convert): Fix
1937 2011-01-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1939 * function.c (thread_prologue_and_epilogue_insns): Do not crash
1940 on empty epilogue sequences.
1942 2011-01-04 Joseph Myers <joseph@codesourcery.com>
1944 * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
1945 non-static): New Driver options.
1947 2011-01-04 Jie Zhang <jie@codesourcery.com>
1950 * gcc.c (default_compilers[]): Set combinable field to 0
1951 for all assembly languages.
1953 2011-01-04 Mingjie Xing <mingjie.xing@gmail.com>
1955 * config/mips/loongson3a.md: New file.
1956 * config/mips/mips.md: Include loongson3a.md.
1957 * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
1960 2011-01-03 Eric Botcazou <ebotcazou@adacore.com>
1963 * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
1964 instead of convert_memory_address_addr_space on the base expression.
1966 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1968 * config/spu/spu.c (spu_option_override): Update error text
1969 for bad -march= / -mtune= values.
1971 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1973 * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
1974 if branch-hint optimization will be performed.
1976 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1978 PR tree-optimization/47148
1979 * ipa-split.c (split_function): Convert arguments to
1980 DECL_ARG_TYPE if possible.
1982 PR tree-optimization/47155
1983 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
1986 PR rtl-optimization/47157
1987 * combine.c (try_combine): If undobuf.other_insn becomes
1988 (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
1989 and set *new_direct_jump_p too.
1991 2011-01-03 Sebastian Pop <sebastian.pop@amd.com>
1993 PR tree-optimization/47021
1994 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
1996 2011-01-03 Jakub Jelinek <jakub@redhat.com>
1998 * gcc.c (process_command): Update copyright notice dates.
1999 * gcov.c (print_version): Likewise.
2000 * gcov-dump.c (print_version): Likewise.
2001 * mips-tfile.c (main): Likewise.
2002 * mips-tdump.c (main): Likewise.
2004 2011-01-03 Martin Jambor <mjambor@suse.cz>
2006 PR tree-optimization/46801
2007 * tree-sra.c (type_internals_preclude_sra_p): Check whether
2008 aggregate fields start at byte boundary instead of the bit-field flag.
2010 2011-01-03 H.J. Lu <hongjiu.lu@intel.com>
2013 * gcc.c (main): Revert revision 168407.
2015 2011-01-03 Martin Jambor <mjambor@suse.cz>
2017 * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2019 2011-01-03 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2021 * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2022 vector optab to expand vector/scalar shift, update gimple to vector.
2024 2011-01-03 Martin Jambor <mjambor@suse.cz>
2026 * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2029 2011-01-03 Martin Jambor <mjambor@suse.cz>
2031 PR tree-optimization/46984
2032 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2034 (cgraph_create_indirect_edge): Fixed line length.
2035 (cgraph_indirect_call_info): Declare.
2036 (cgraph_make_edge_direct) Update declaration.
2037 * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2038 (cgraph_create_indirect_edge): Use it.
2039 (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all
2041 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2042 the new thunk_delta representation.
2043 * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2045 (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2046 (ipa_read_indirect_edge_info): Likewise.
2047 * lto-cgraph.c (output_edge_opt_summary): New function.
2048 (output_node_opt_summary): Call it on all outgoing edges.
2049 (input_edge_opt_summary): New function.
2050 (input_node_opt_summary): Call it on all outgoing edges.
2052 2011-01-02 H.J. Lu <hongjiu.lu@intel.com>
2055 * gcc.c (main): Don't check have_o when settting combine_inputs.
2057 2011-01-02 Eric Botcazou <ebotcazou@adacore.com>
2059 * regrename.c: Add general comment describing the pass.
2060 (struct du_head): Remove 'length' field.
2061 (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
2062 (regrename_optimize): Do not sort chains. Rework comments, add others.
2063 Force renaming to the preferred class (if any) in the first pass and do
2064 not consider registers that belong to it in the second pass.
2065 (create_new_chain): Do not set 'length' field.
2066 (scan_rtx_reg): Likewise.
2068 2011-01-02 Jakub Jelinek <jakub@redhat.com>
2070 PR tree-optimization/47140
2071 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
2072 TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
2075 PR rtl-optimization/47028
2076 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
2077 parm_birth_insn instead of at the beginning of first bb.
2079 2011-01-02 Mingjie Xing <mingjie.xing@gmail.com>
2081 * doc/generic.texi: Remove duplicated "@subsubsection Statements".
2082 Remove the word "see" before "@pxref".
2083 * doc/rtl.texi: Remove the word "see" before "@pxref".
2085 2011-01-01 Jan Hubicka <jh@suse.cz>
2087 * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
2090 2011-01-01 Kai Tietz <kai.tietz@onevision.com>
2093 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
2096 Copyright (C) 2011 Free Software Foundation, Inc.
2098 Copying and distribution of this file, with or without modification,
2099 are permitted in any medium without royalty provided the copyright
2100 notice and this notice are preserved.